#include<stdio.h>classPoint{public:voidinit(){}staticvoidoutput(){printf("%d\n",m_x);}private:int m_x;};voidmain(){Point pt;pt.output();} 编译出错:error C2597: illegal reference to data member ‘Point::m_x’ in a static member function 因为静态成员函数属于整个类,在类实例化对象之...
x<<endl; c.function(); return 0; } 在普通·成员函数中可以调用静态成员函数,但是在静态成员函数中不可以·调用普通成员函数, 会出现下面的错误·: 代码语言:javascript 代码运行次数:0 运行 AI代码解释 [bsk@localhost classobject]$ g++ staticnumbers.cpp staticnumbers.cpp: In static member function‘...
{ //调用 static_variable_in_function 10次 for (int i = 0; i < 10; ++i) { static_variable_in_function(); } } class Student { public: /** *static数据成员声明在类内部 */ static int age_; }; int Student::age_ = 18; void TestClassStaticVariable() { std::cout << "直接通过...
#include<stdio.h>classPoint{public:voidinit(){}staticvoidoutput(){printf("%d\n",m_x);}private:intm_x;};voidmain(){Pointpt;pt.output();} 编译出错: error C2597:illegal reference to data member'Point::m_x'inastaticmemberfunction 因为静态成员函数属于整个类,在类实例化对象之前就已经分配空...
#include <iostream.h>classPoint {public:voidoutput() { }staticvoidinit() { } };voidmain(void) { Point::output(); } 这样编译会处错,错误信息:illegal call of non-static member function,为什么? 因为在没有实例化一个类的具体对象时,类是没有被分配内存空间的。
classPoint{public:voidinit(){}staticvoidoutput(){}};voidmain(){Point::init();Point::output();} 报错: 'Point::init':illegal call of non-staticmemberfunction 结论1:不能通过类名来调用类的非静态成员函数。 通过类的对象调用静态成员函数和非静态成员函数。
classCalc1{publicvoidCalculateSum(){inta =3;intb =7;// Static local function - cannot access 'a' or 'b' directlystaticintAdd(intx,inty){returnx + y; }intresult = Add(a, b); Console.WriteLine($"Sum:{result}"); } }/* Output: Sum: 10 */ ...
classCalc1{publicvoidCalculateSum(){inta =3;intb =7;// Static local function - cannot access 'a' or 'b' directlystaticintAdd(intx,inty){returnx + y; }intresult = Add(a, b); Console.WriteLine($"Sum:{result}"); } }/* Output: Sum: 10 */ ...
constructor of inner class CInner In function Func2(), m_i1 = 1 m_i1 < 10 and Constructor of CInner won't be called! After CA::m_i1 increased by 11 : In function Func2(), m_i1 = 12 constructor of inner class CInner.
// C++ program to demonstrate static // member function in a class #include<iostream> using namespace std; class GfG { public: // static member function static void printMsg() { cout<<"Welcome to GfG!"; } }; // main function int main() { // invoking a static member function GfG:...